Good sacrifice targets usually fit one of these categories: Enters value: creatures like Solemn Simulacrum or Elvish Visionary that already replaced part of their cost Dies value: creatures with death triggers, recursion, or graveyard payoffs Mana value 3 or 4 creatures: these create the best early Emerge curve Artifact fodder for Emerge from artifact: eggs, Wellsprings, Clues, Blood tokens, and similar pieces Recursive creatures: threats that come back from graveyard or exile Creatures you wanted in the graveyard anyway: because some decks treat the graveyard like a second hand with worse lighting The practical sweet spot is often mana value 3 or 4
Each player plays the role of a Pokmon trainer that use their Pokmon creatures to battle the opposing trainer
Its more a commitment to mana ramp than anything else
Plus, you get card draw equal to however many creatures deal combat damage that turn
Jenga Game Integration: The cards can be used to play a unique version of Jenga, where players stack cards instead of traditional wooden blocks, adding an extra layer of strategy and fun to the game
The exile ability that allows you to play cards you cast from exile along as you attacked with Ur-Dragon...?`Yeah, I don't feel that's considering that you are play Ur-Dragon