Target creature gets -X/-X until end of turn, where X is the sacrificed creatures power
Aeve, Progenitor Ooze This is a Commander with Storm, and that's wonderful
Reforge the Soul Time Ebb Write into Being Land: 14 Island 7 Mountain Bonders Enclave Desolate Lighthouse Forge of Heroes Forgotten Cave Hall of Oracles Lonely Sandbar Reliquary Tower Remote Isle Rivendell Rogues Passage Shivan Reef Smoldering Crater Steam Vents Sulfur Falls Temple of Epiphany Tyrite Sanctum Life, Backwards Without some form of deck manipulation, Rivers first ability isnt much different from normal card draw through a randomized deck, except your top deck is physically safe from mill
(You and they can't be the targets of blue or black spells or abilities your opponents control.) See more Pro Tip
Or turn cards like Smuggler's Copter into base 5/5 vehicles that can become flying creatures if you crew them
As Ive said before, I collect because I love artwork and Japan is a really special place to me