defender cards mtg Rules Text: Defender, Type: Creature, 345 where X is its converted mana cost. Defender en-Vec - Foil LP,

If you have Maskwood Nexus and Life and Limb, it loops, but it results in a draw if you don't have a sacrifice outlet

If a spell you're casting with escape has an additional cost of discarding cards or sacrificing permanents, you may exile cards discarded or sacrificed this way to pay that part of its escape cost

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Even under that scenario, youre probably playing 30% lands, so youve got about a 3/10 chance of blanking, and a 7/10 chance of having your opponents pay five life and then smash your empty battlefield

Blade of the Bloodchief [Vampire deck]: You will need to sacrifice for this to work

While I am certain there will be opposition to this change by players (and maybe stores) I think it is a good decision long-term for the health of the game.