* [PIP] Implement Sentinel Sarah Lyons
* Create common watcher and condition for artifacts entering
* [PIP] Implement The Prydwen, Steel Flagship
* Use common classes in Akal Pakal, First Among Equals; string correction
* Add warning about watcher to ArtifactEnteredUnderYourControlCondition
* Add tests
* Move test file
* Test with opponent casting artifact during your turn
* Use checkPT(), don't call execute() multiple times
* Check final assertion at upkeep instead of untap step
* Implement Indominus Rex, Alpha
* Add draw ability
* Add test
* Add draw verification
* fix errant comment
* null check
* switch to EntersBattlefieldAbility
* Fix test, dont have to pick triggers now
* use AsEntersBattlefieldAbility
* move tests and rename
* use appliedEffects in addCounter call
* change AI hint
* use game in getAbilities call
* make ability text static, remove counter check
* add comments on ability cards and add test case with subset of checked abilities
* Update order of operations--discard, then add counters
* add more tests (Nullhide Ferox, Madness)
* check cards after move to graveyard
* test for graveyard movement
* check for hexproof base class and add test
* refactor Indominus to make ability counters for each ability it comes across that is an instance of one of the checked abilites (counting HexproofBaseAbility)
* remove commented code
* [MKM] Implement Coveted Falcon
* Rework to use OneShotEffect with new approach
* Use static ZCC to be safe
* Add tests
* Remove check in GainControlTargetEffect
* Make ChoosePlaneswalkerTypeEffect
* Make REMOVE_COUNTER and REMOVE_COUNTERS events so they can be replaced/modified
* Deification initial attempt, need to filter for damage
* add optional damage flag to removeCounters
* wrap logs in sim check
* check that planeswalker is chosen subtype
* cast to RemoveCountersEvent and reduce indents
* use counterRemovedDueToDamage
* add tests
* make other counterRemovedDueToDamage headers public
* remove logs
* remove isSimulation check from informPlayers
* remove logger
* make chosen planeswalker type predicate
* move event modification to replaceEvent
