Injustice deals 4 damage to target creature. Post a bounty on up to one other target creature. (Put a bounty counter on that creature. It has “When this creature dies, each opponent draws a card” as long as it has a bounty counter on it.)
At the beginning of your upkeep, put a lore counter on Inspirational Copse, discard your hand, then draw a card for each lore counter on Inspirational Copse.
Whenever you cast or copy an instant or sorcery spell this turn, Instant of Brilliance deals 1 damage to each opponent. Copy target instant or sorcery spell you control. You may choose new targets for the copy.
Creatures you control have haste. Whenever you attack, put a charge counter on Intensifying Luminescence. At the beginning of your first main phase, add {R} for each charge counter on Intensifying Luminescence.
Whenever a creature enters, it deals damage equal to its power to any target of its controller's choice. When Interplanar Raid enters, you may aetherize target creature you control. (To aetherize, create a token that's a copy of it, then exile that token.)
Into Waiting Jaws deals 5 damage to target creature. If you sacrificed a permanent or discarded a card this turn, Into Waiting Jaws deals 3 damage to that creature's controller.
Many Cuxuri monsters keep gruesome dens lined with the bones of countless victims.
Inversion of Flesh deals 5 damage to each creature and each planeswalker, and 5 damage to each player with the highest life total or tied for highest life total among players.
Gilded robes or tattered rags, wealth is fleeting. Twisted inside out, everyone screams the same.
Gain control of target creature until end of turn. Put a +1/+1 counter on it and another target creature you control and untap them. Those creatures gains haste until end of turn.
When Ion Field enters, target player creates two 1/1 red Elemental creature tokens. Whenever you cast an instant or sorcery spell that targets only one target, you may pay {1}{R}{R} and sacrifice Ion Field. If you do, copy that spell for each other target it could target. Each copy targets a different one of those targets.
Choose one — • Ire of Ancient Tomes deals 2 damage to any target. • Target instant or sorcery card in your graveyard gains flashback until end of turn. The flashback cost is equal to its mana cost.
Target creature you control deals damage equal to its power to another target creature. Agonize (You may cast this card from your graveyard by putting a -1/-1 counter on a creature you control in addition to paying its other costs. Then exile this card.)
Choose two — • Attacking creatures target player controls get +2/+0 and gain first strike until end of turn. • Jeska's Command deals 3 damage to target creature. • Creatures target player controls without flying can't block this turn. • Target player exiles the top card of their library. Until the end of their next turn, they may play that card.
[+2]: Up to one target creature gets +1/+0 and gains first strike and haste until end of turn. [–3]: Jeska deals 3 damage to target creature. If that creature is an artifact, she deals 5 damage instead. [–10]: You get an emblem with “Creatures you control get +2/+0.” and “All creatures have haste and can't block.”
When Journey through Moranai enters, draw a card, then choose a creature card name. Creatures you control with the chosen name have haste and “{R}: This creature gets +1/+0 until end of turn.”
When Journey to the Otherworlds enters, draw a card, then choose a creature card name. Whenever a creature you control with the chosen name attacks, you may aetherize it. (To aetherize, create a token that's a copy of it, then exile that token.)
Destroy target artifact. Inscribe {2}{R}({2}{R}: Exile this card from your hand inscribed on a creature you control. Whenever that creature attacks, its controller may cast a copy of the inscribed card without paying its mana cost. Inscribe only as a sorcery.)
“On Ameret's orders, you are to halt any spread of Sahra's influence. Keep all the tombs and citadels safe, protected, and free from intruders.” —Siaveed, Commander of Armies