This is a great flicker spell from Theros: Beyond Death that gives you a little more flexibility in whatever you need to flicker at a moment's notice
Never have been, and yet The Infamous Cruelclaw makes me look at my pile of Rakdos bulk and question if I can accomplish the impossible (for me)
Legendary Creature - Wizard Otter Commander (CTRL to add secondary) Burn Burn (CTRL to add secondary) Copy Kitsa, Otterball Elite Vigilance Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) : Draw a card, then discard a card
in this case, the ability to produce much more mana under the right circumstances
If any permanent has an ability that triggers when the permanent you return leaves the battlefield, that ability will be put on the stack after you finish casting the spell, and it will resolve before that spell
9 Thrumming Stone Rat Colony Payoff Thrumming Stone isn't the best in every Rat deck, but it is far and away the best artifact you can put in Rat decks that are built around Rat Colony