Whenever a creature or planeswalker enters, its controller may have it deal damage equal to its power or loyalty to any target of that player's choice.
In the heat of the fight, no one is ever sure who threw the first punch, nor will they remember who threw the last.
Tears of Samang deals 3 damage to each creature and each player. If an opponent would be dealt damage this way, you may have Tears of Samang deal 3 damage to a planeswalker they control instead.
Flying Whenever you aetherize, you may have Telarine Skychaser become an artifact creature until end of turn. Crew 3 (Tap any number of creatures you control with total power 3 or greater: This Vehicle becomes an artifact creature until end of turn.)
“While normally quite docile, the creature performs immense displays of telekinetic prowess whenever something approaches too near its unsettling tail.” —Professor Maple
Whenever a land you control enters, create two 1/1 colorless Construct artifact creature tokens. {4}{G}{G}: Put a +1/+1 counter on each artifact creature you control.
“Nature and technology aren't opposites, silly. My machines love the outdoors!”
{G}{G}, {T}: Create a token that's a copy of target creature you control that entered this turn, except it's an artifact in addition to its other types.
Trample Death knell — Put a +1/+1 counter on Tempest Dodger. (As a creature you control dies, trigger one death knell of that creature or another permanent you control.)
The Endless Tempest calls the guiltless, but they need not heed the call.
Players skip their untap steps during extra turns.
“Time travel is a tricky business. When you get back, no one remembers they hired you in the first place. And that is why you are paying me everything up front.” —Xirix
Temporary Armory enters with four +1/+1 counters on it. Whenever Temporary Armory becomes equipped to a creature, move a +1/+1 counter from Temporary Armory to that creature. Equipped creature has first strike. Equip {2}
Enspirit (As you cast this spell, you may exile a nonenchantment creature you control until this leaves the battlefield or fails to resolve. Reduce this spell's cost by the exiled card's mana value.) Tenacious Brawler enters with X +1/+1 counters on it.
Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order.) Create a tapped colorless Mountain Forest land token. (It has “{T}: Add {R} or {G}.”)