Lifegain is also technically a payoff but mostly it is an incidental one, it isn't a route to victory and shouldn't be the focus of a plan
TYPE Creature Illusion ABILITY You may have this creature enter as a copy of a creature or planeswalker you control, except it enters with an additional +1/+1 counter on it if it's a creature, it enters with an additional loyalty counter on it if it's a planeswalker, and it isn't legendary
It usually pairs well with Moltres ex (which, despite also being a Fire-type has a different weakness)
Azorius and Dimir Control where this can be an additional Disenchant effect on a stick with the potential of growing over time
Theyre big, and that adds value
tval: basically obtained in the 90s through a series of puzzles like knowing they even exist, getting the magazine in japan with the mail in slip and mailing something in It is possible that these were not hard to get or apply