Regeneration will be unlikely to save your creature since most -X/-X effects are static or at least last until the end of the turn
She has Ward 2, Deathtouch, and passes this ability on to each spider you control, acting as a lord for your horde of spiderlings
When Treasure Keeper dies, reveal cards from the top of your library until you reveal a nonland card with converted mana cost 3 or less
So, you want to start Pokmon card collecting
Instead, this Budget Commander will talk about the easiest deck I've ever assembled: Arcades, the Strategist
4 Bone-Cairn Butcher Force That Damage Through Bone-Cairn Tyrant is perfect for when your opponent has managed to build their own board up enough for your tokens to otherwise be useless