Mono Red Aggro by Khat VS Esper Control by el_yerrid0 - 1

Valiant — Whenever this creature becomes the target of a spell or ability you control for the first time each turn, put a +1/+1 counter on it. When this creature dies, it deals damage equal to its power to each opponent.

Haste Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)

Prowess, haste Disguise {5}{R}. This cost is reduced by {1} for each instant and sorcery card in your graveyard. (You may cast this card face down for {3} as a 2/2 creature with ward {2}. Turn it face up any time for its disguise cost.) When this creature is turned face up, discard your hand, then draw three cards.

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) {R}, Sacrifice this creature: It deals damage equal to its power to target creature or planeswalker.

Flying, haste Whenever you cast a noncreature spell, this creature gets +2/+0 until end of turn. Plot {1}{R} (You may pay {1}{R} and exile this card from your hand. Cast it as a sorcery on a later turn without paying its mana cost. Plot only as a sorcery.)

If this card is in your opening hand, you may begin the game with it on the battlefield. Whenever you cast an instant or sorcery spell that targets only a single creature you control, copy that spell. You may choose new targets for the copy.

Target creature gets +3/+2 until end of turn.

Target creature gets +2/+0 until end of turn. Create a Monster Role token attached to it. (If you control another Role on it, put that one into the graveyard. Enchanted creature gets +1/+1 and has trample.)

As an additional cost to cast this spell, sacrifice an artifact or discard a card. Draw two cards.

Choose one — • When you cast your next instant or sorcery spell this turn, copy that spell. You may choose new targets for the copy. • Target creature you control gains double strike until end of turn. (It deals both first-strike and regular combat damage.)

Double the power of target creature until end of turn.

Kicker {5} (You may pay an additional {5} as you cast this spell.) Roil Eruption deals 3 damage to any target. If this spell was kicked, it deals 5 damage instead.

Choose one — • Rip Apart deals 3 damage to target creature or planeswalker. • Destroy target artifact or enchantment.

This land enters tapped unless you control a Mountain. {T}: Add {R}. {1}{R}{R}, {T}: Creatures you control get +1/+0 until end of turn.

({T}: Add {R}.)