Dominaria United

Aggressive Sabotage | Sorcery | | Kicker {R} (You may pay an additional {R} as you cast this spell.) Target player discards two cards. If this spell was kicked, it deals 3 damage to that player. | Daarken

In Thrall to the Pit | Sorcery | | Kicker {2}{B} (You may pay an additional {2}{B} as you cast this spell.) Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn. If this spell was kicked, sacrifice that creature at the beginning of the next end step. | Andrey Kuzinskiy

Geothermal Bog | Land | Swamp Mountain | ({T}: Add {B} or {R}.) Geothermal Bog enters the battlefield tapped. | Gabor Szikszai