Vigilance, protection from creaturesWhenever a creature deals combat damage to you, destroy that creature. Create a 1/1 white and black Spirit creature token with flying.
Paradox Zone enters with a growth counter on it.At the beginning of your end step, double the number of growth counters on Paradox Zone. Then create a 0/0 green and blue Fractal creature token. Put X +1/+1 counters on it, where X is the number of growth counters on Paradox Zone.
MenaceWhen Ruin Grinder dies, each player may discard their hand and draw seven cards.Mountaincycling (, Discard this card: Search your library for a Mountain card, reveal it, put it into your hand, then shuffle.)
Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.)Destroy target artifact or enchantment.
Each player puts a vow counter on a creature they control and sacrifices the rest. Each of those creatures can't attack you or planeswalkers you control for as long as it has a vow counter on it.
Demonstrate (When you cast this spell, you may copy it. If you do, choose an opponent to also copy it. Players may choose new targets for their copies.)Return target card from your graveyard to your hand. You gain life equal to that card's mana value. Exile Healing Technique.
For each player, you choose from among the permanents that player controls an artifact, a creature, an enchantment, and a planeswalker. Then each player sacrifices all other nonland permanents they control.
Other white creatures you control get +1/+1.Other black creatures you control get +1/+1.Whenever you cast a white spell, you may tap target creature.Whenever you cast a black spell, you may destroy target creature if it's tapped.