* Fix text: duplicate ("you control") in Champion ability
* New static filter "artifacts and enchantments"
* Text fixes [CHK] [BOK] [SOK]
* Fix Genju text without breaking the effect this time
* refactor check supertype methods
* change supertype to list to match card type
* refactor various subtype methods
* implement mageobjectattribute for supertype
* a few fixes
* [BRC] Implement Rootpath Purifier
* a few extra fixes
* more fixes
* add test for purifier
- fixed that copy effect doesn't restore original image after effect's end;
- removed outdated availableImageSetCodes (all images auto-selected from tokens database now, related to #10139);
- refactor command objects to use CommandObjectImpl;
- refactor planes/emblems/etc objects to use MageObjectImpl, added copyable support;
- refactor another game objects to remove some duplicated fields;
* remove skip
* initial implementation of the ring mechanic
* some changes
* rework ring-bearer choosing
* [LTR] Implement Call of the Ring
* update ring-bearer condition
* attempted fix
* super constructors work like this?
* better use of super and java
* try this again
* fix un-needed code
* remove commented code
* missed some
* Simplify Constructors
- added reminder / helper tokens support (example: Copy, Morph, Day // Night, related to #10139);
- added verify checks for reminder tokens;
- added images download for reminder tokens;
* remove incubate skip
* initial implementation of DFC tokens
* separate incubator back face to separate class
* small refactor to token copy function
* token copies now have back faces as well
* effects which modify token copies now correctly apply to both faces
* add skip for exception
* tokens now enter transformed correctly
* [MOC] remove skip for incubate
* fix verify failure
* Adjust constructors to simplify
* Refactor to remove duration parameter for CDA (always end of game)
* Fix warnings
* Druid Class not CDA
* Entropic Specter fixup
* Further constructor simplification
* Analogous simplification for setting power only
* Analogous simplification for setting toughness only
* Remove superfluous parameter
* Set fields final
* Fix Vapor Snare and refactor "unless you return a land" effects to use correct static filter
* Fix capitalization of return to hand cost
* Fix capitalization of sacrifice unless pays effect
