At the beginning of your upkeep, sacrifice a permanent. Whenever Greater Harvester deals combat damage to a player, that player sacrifices two permanents.
Crackle with Power deals five times X damage to each of up to X targets.
Flying, vigilance, haste Whenever Velomachus Lorehold attacks, look at the top seven cards of your library. You may cast an instant or sorcery spell with mana value less than or equal to Velomachus Lorehold’s power from among them without paying its mana cost. Put the rest on the bottom of your library in a random order.
Syr Ginger, the Meal Ender has trample, hexproof, and haste as long as an opponent controls a planeswalker. Whenever another artifact you control is put into a graveyard from the battlefield, put a +1/+1 counter on Syr Ginger and scry 1. 2, T, Sacrifice Syr Ginger: You gain life equal to its power.
Whenever Ruxa, Patient Professor enters or attacks, return target creature card with no abilities from your graveyard to your hand. Creatures you control with no abilities get +1/+1. For each creature you control with no abilities, you may have that creature assign its combat damage as though it weren’t blocked.
({G/W} can be paid with either {G} or {W}.) Other permanents you control have hexproof. (They can’t be the targets of spells or abilities your opponents control.)
When Fractal Harness enters, create a 0/0 green and blue Fractal creature token. Put X +1/+1 counters on it and attach Fractal Harness to it. Whenever equipped creature attacks, double the number of +1/+1 counters on it. Equip {2}
Changeling (This card is every creature type.) Whenever you or a permanent you control becomes the target of a spell or ability an opponent controls, counter that spell or ability unless its controller pays {1}.
Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.) Whenever a creature you control attacks alone, you may search your library for an Aura card that could enchant that creature, put it into play attached to that creature, then shuffle your library.
Creature spells you control can’t be countered. Nontoken creatures you control have riot. (They enter with your choice of a +1/+1 counter or haste.)
Search your library for a white card, a blue card, a black card, a red card, and a green card. Reveal those cards and put them into your hand. Then shuffle your library.
Whenever a creature you control dies, you gain life equal to that creature’s toughness.