Dubious Challenge [Kaladesh] Human Spellshaper Warrior more slivers nested in Otaria

more slivers nested in Otaria than ever existed on Rath

then you may discard any number of land cards

Set: Kaldheim Commander Type: Creature — Elf Shaman Rarity: Uncommon Cost: {1}{B}{G} When Shaman of the Pack enters the battlefield

Set: XY: BREAKpoint Type: Fire Rarity: Uncommon Retreat cost: Colorless

discard up to two cards

Dubious Challenge [Kaladesh] Human Spellshaper Warrior more slivers nested in OtariaSet: Kaladesh Type: Sorcery Rarity: Rare Cost: {3}{G} Look at the top ten cards of your library, exile up to two creature cards from among them, then shuffle. Target opponent may choose one of the exiled cards and put it onto the battlefield under their control. Put the rest onto the battlefield under your control.