These will enter as 0/0 creatures, die immediately, then bounce right back to your hand thanks to Renewal
This can potentially allow you to cast powerful spells and massive creatures for no mana, as long as you have the creatures to tap for it
They often represent locations, ships, or environments from the story
Best Otter Payoffs Were here for the spells, in any format, whether thats a Commander deck helmed by Alania, Divergent Storm or Bria, Riptide Rogue, or a Standard Izzet prowess deck highlighting Stormcatch Mentor and perhaps Ral, Crackling Wit
Best High-Toughness Creature Payoffs Theres a surprising amount of support for high-toughness creatures, usually from sets that have this as a Limited archetype ( Crimson Vow , Dragons of Tarkir , Ravnica Allegiance ), or from Commander designs