Whenever Flamerush Rider attacks, create a token that's a copy of another target attacking creature and that's tapped and attacking. Exile the token at end of combat. Dash {2}{R}{R}
When Temur War Shaman enters, manifest the top card of your library. Whenever a permanent you control is turned face up, if it's a creature, you may have it fight target creature you don't control.
Creatures you control have lifelink. {2}{B}{B}, {T}: Return target creature card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step. If it would leave the battlefield, exile it instead of putting it anywhere else. Activate only as a sorcery.
Play with the top card of your library revealed. You may play lands from the top of your library. Landfall — Whenever a land you control enters, you gain 1 life.
Whenever another creature dies, scry 1. {B}: Reaper of the Wilds gains deathtouch until end of turn. {1}{G}: Reaper of the Wilds gains hexproof until end of turn.