diff --git a/Mage.Sets/src/mage/cards/j/JetfireAirGuardian.java b/Mage.Sets/src/mage/cards/j/JetfireAirGuardian.java
new file mode 100644
index 00000000000..7dcf131d549
--- /dev/null
+++ b/Mage.Sets/src/mage/cards/j/JetfireAirGuardian.java
@@ -0,0 +1,58 @@
+package mage.cards.j;
+
+import mage.MageInt;
+import mage.abilities.Ability;
+import mage.abilities.common.SimpleActivatedAbility;
+import mage.abilities.costs.mana.ManaCostsImpl;
+import mage.abilities.effects.common.TransformSourceEffect;
+import mage.abilities.effects.keyword.AdaptEffect;
+import mage.abilities.keyword.FlyingAbility;
+import mage.abilities.keyword.LivingMetalAbility;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.constants.SubType;
+import mage.constants.SuperType;
+
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class JetfireAirGuardian extends CardImpl {
+
+    public JetfireAirGuardian(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.ARTIFACT}, "");
+
+        this.addSuperType(SuperType.LEGENDARY);
+        this.subtype.add(SubType.VEHICLE);
+        this.power = new MageInt(3);
+        this.toughness = new MageInt(4);
+        this.color.setBlue(true);
+        this.nightCard = true;
+
+        // Living metal
+        this.addAbility(new LivingMetalAbility());
+
+        // Flying
+        this.addAbility(FlyingAbility.getInstance());
+
+        // {U}{U}{U}: Convert Jetfire, then adapt 3.
+        Ability ability = new SimpleActivatedAbility(
+                new TransformSourceEffect()
+                        .setText("convert {this}"),
+                new ManaCostsImpl<>("{U}{U}{U}")
+        );
+        ability.addEffect(new AdaptEffect(3).concatBy(", then"));
+        this.addAbility(ability);
+    }
+
+    private JetfireAirGuardian(final JetfireAirGuardian card) {
+        super(card);
+    }
+
+    @Override
+    public JetfireAirGuardian copy() {
+        return new JetfireAirGuardian(this);
+    }
+}
diff --git a/Mage.Sets/src/mage/cards/j/JetfireIngeniousScientist.java b/Mage.Sets/src/mage/cards/j/JetfireIngeniousScientist.java
new file mode 100644
index 00000000000..ac892f251ea
--- /dev/null
+++ b/Mage.Sets/src/mage/cards/j/JetfireIngeniousScientist.java
@@ -0,0 +1,103 @@
+package mage.cards.j;
+
+import mage.MageInt;
+import mage.Mana;
+import mage.abilities.Ability;
+import mage.abilities.common.SimpleActivatedAbility;
+import mage.abilities.costs.VariableCost;
+import mage.abilities.costs.common.RemoveVariableCountersTargetCost;
+import mage.abilities.effects.OneShotEffect;
+import mage.abilities.effects.common.TransformSourceEffect;
+import mage.abilities.keyword.FlyingAbility;
+import mage.abilities.keyword.MoreThanMeetsTheEyeAbility;
+import mage.abilities.mana.builder.ConditionalManaBuilder;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.constants.Outcome;
+import mage.constants.SubType;
+import mage.constants.SuperType;
+import mage.counters.CounterType;
+import mage.filter.StaticFilters;
+import mage.game.Game;
+import mage.game.permanent.token.PowerstoneToken;
+import mage.players.Player;
+import mage.target.TargetPlayer;
+import mage.util.CardUtil;
+
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class JetfireIngeniousScientist extends CardImpl {
+
+    public JetfireIngeniousScientist(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.ARTIFACT, CardType.CREATURE}, "{4}{U}");
+
+        this.addSuperType(SuperType.LEGENDARY);
+        this.subtype.add(SubType.ROBOT);
+        this.power = new MageInt(3);
+        this.toughness = new MageInt(4);
+        this.secondSideCardClazz = mage.cards.j.JetfireAirGuardian.class;
+
+        // More Than Meets the Eye {3}{U}
+        this.addAbility(new MoreThanMeetsTheEyeAbility(this, "{3}{U}"));
+
+        // Flying
+        this.addAbility(FlyingAbility.getInstance());
+
+        // Remove one or more +1/+1 counters from among artifacts you control: Target player adds that much {C}. This mana can't be spent to cast nonartifact spells. Convert Jetfire.
+        Ability ability = new SimpleActivatedAbility(
+                new JetfireIngeniousScientistEffect(),
+                new RemoveVariableCountersTargetCost(
+                        StaticFilters.FILTER_CONTROLLED_PERMANENT_ARTIFACTS,
+                        CounterType.P1P1, "one or more", 1
+                )
+        );
+        ability.addEffect(new TransformSourceEffect().setText("convert {this}"));
+        ability.addTarget(new TargetPlayer());
+        this.addAbility(ability);
+    }
+
+    private JetfireIngeniousScientist(final JetfireIngeniousScientist card) {
+        super(card);
+    }
+
+    @Override
+    public JetfireIngeniousScientist copy() {
+        return new JetfireIngeniousScientist(this);
+    }
+}
+
+class JetfireIngeniousScientistEffect extends OneShotEffect {
+
+    JetfireIngeniousScientistEffect() {
+        super(Outcome.Benefit);
+        staticText = "target player adds that much {C}. This mana can't be spent to cast nonartifact spells";
+    }
+
+    private JetfireIngeniousScientistEffect(final JetfireIngeniousScientistEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public JetfireIngeniousScientistEffect copy() {
+        return new JetfireIngeniousScientistEffect(this);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        Player player = game.getPlayer(getTargetPointer().getFirst(game, source));
+        int countersRemoved = CardUtil.castStream(
+                source.getCosts().stream(), VariableCost.class
+        ).mapToInt(VariableCost::getAmount).sum();
+        if (player == null || countersRemoved < 1) {
+            return false;
+        }
+        ConditionalManaBuilder manaBuilder = PowerstoneToken.makeBuilder();
+        Mana mana = manaBuilder.setMana(Mana.ColorlessMana(countersRemoved), source, game).build();
+        player.getManaPool().addMana(mana, game, source);
+        return true;
+    }
+}
diff --git a/Mage.Sets/src/mage/sets/Transformers.java b/Mage.Sets/src/mage/sets/Transformers.java
index 801e19a0440..7780e0a0622 100644
--- a/Mage.Sets/src/mage/sets/Transformers.java
+++ b/Mage.Sets/src/mage/sets/Transformers.java
@@ -23,6 +23,8 @@ public final class Transformers extends ExpansionSet {
         cards.add(new SetCardInfo("Flamewar, Streetwise Operative", 10, Rarity.MYTHIC, mage.cards.f.FlamewarStreetwiseOperative.class));
         cards.add(new SetCardInfo("Goldbug, Humanity's Ally", 11, Rarity.MYTHIC, mage.cards.g.GoldbugHumanitysAlly.class));
         cards.add(new SetCardInfo("Goldbug, Scrappy Scout", 11, Rarity.MYTHIC, mage.cards.g.GoldbugScrappyScout.class));
+        cards.add(new SetCardInfo("Jetfire, Air Guardian", 3, Rarity.MYTHIC, mage.cards.j.JetfireAirGuardian.class));
+        cards.add(new SetCardInfo("Jetfire, Ingenious Scientist", 3, Rarity.MYTHIC, mage.cards.j.JetfireIngeniousScientist.class));
         cards.add(new SetCardInfo("Ultra Magnus, Armored Carrier", 15, Rarity.MYTHIC, mage.cards.u.UltraMagnusArmoredCarrier.class));
         cards.add(new SetCardInfo("Ultra Magnus, Tactician", 15, Rarity.MYTHIC, mage.cards.u.UltraMagnusTactician.class));
     }