{1}, {T}, Discard a card: Put a study counter on Grimoire of the Dead. {T}, Remove three study counters from Grimoire of the Dead and sacrifice it: Put all creature cards from all graveyards onto the battlefield under your control. They’re black Zombies in addition to their other colors and types.
If a red source you control would deal damage to an opponent or a permanent an opponent controls, it deals that much damage plus 2 instead. 2/4
Each opponent sacrifices a creature or planeswalker with the highest mana value among creatures and planeswalkers they control.
Trample Whenever one or more creatures you control with trample deal combat damage to a player, create an X/X green Dinosaur Beast creature token with trample, where X is the amount of damage those creatures dealt to that player. 6/6
Flying When Overseer of the Damned enters, you may destroy target creature. Whenever a nontoken creature an opponent controls dies, create a tapped 2/2 black Zombie creature token. 5/5
Flying Whenever Hypnotic Specter deals damage to an opponent, that player discards a card at random. 2/2
Choose a card name other than a basic land card name. Search target opponent’s graveyard, hand, and library for any number of cards with that name and exile them. That player shuffles, then creates a 2/2 black Zombie creature token for each card exiled from their hand this way.
Trample Whenever Scion of Darkness deals combat damage to a player, you may put target creature card from that player’s graveyard onto the battlefield under your control. Cycling {3} ({3}, Discard this card: Draw a card.) 6/6
Flying Whenever Medomai the Ageless deals combat damage to a player, take an extra turn after this one. Medomai the Ageless can’t attack during extra turns. 4/4
Companion — Each creature card in your starting deck is a Cat, Elemental, Nightmare, Dinosaur, or Beast card. (If this card is your chosen companion, you may put it into your hand from outside the game for {3} as a sorcery.) Vigilance Each other creature you control that’s a Cat, Elemental, Nightmare, Dinosaur, or Beast gets +1/+1 and has vigilance. 3/2
Flying When Broodmate Dragon enters, create a 4/4 red Dragon creature token with flying. 4/4
Vigilance, trample, haste When End-Raze Forerunners enters, other creatures you control get +2/+2 and gain vigilance and trample until end of turn. 7/7
Experiment Kraj has all activated abilities of each other creature with a +1/+1 counter on it. {T}: Put a +1/+1 counter on target creature. 4/6
{4}, {T}: Put a charge counter on Magistrate’s Scepter. {T}, Remove three charge counters from Magistrate’s Scepter: Take an extra turn after this one.