If at least one target is still legal, the spell or ability does as much as it can to the remaining legal targets, and its other effects still happen
But using a different card to venture onto those floors means we can double-up almost 100% of the time, letting us clear the Tomb and Create Undead in just two turns
And, as far as the rules go, there's a difference between cards that literally say draw in their text, and cards that say put a card into your hand or some similar wording
Psychosis Crawler damages opponents whenever you draw
For a balanced start, compare platforms, test free demos when available, and learn the lobby layout so navigation feels intuitive from the first session
(Until your next turn, that creature attacks each combat if able and attacks a player other than you if able.) : Target opponent whose turn it is puts target nonlegendary creature card from your graveyard onto the battlefield under their control