Apex Devastator (Ripple Foil) [Modern Horizons 3 Commander] TG03 (You may cast permanent cards

(You may cast permanent cards from your graveyard by discarding a land card in addition to paying their other costs

Primal Storm attacks

then look at the top card of that player's library and exile it face down

you may search your library for a Goblin card

Apex Devastator (Ripple Foil) [Modern Horizons 3 Commander] TG03 (You may cast permanent cardsSet: Modern Horizons 3 Commander Type: Creature Chimera Hydra Rarity: Mythic Cascade, cascade, cascade, cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom of your library in a random order. Multiple instances of cascade trigger separately.)