It adds extra loyalty abilities to your planeswalkers, one of which lets them proliferate once per turn
The game ignores a phase-out permanent until the text of the effect contains a direct reference to a permanent with the same status, for example, as Time and Tide
Friendly Rivalry Found in the MTG colors Red and Green, Friendly Rivalry is a Bite spell that can use the power of up to two creatures you control to target an opponents creature
Depending on how you work that, it could shrink you by 4 cards as well
The following is a quick size chart you can share with your design team or sourcing department: You can base your tuck boxes, trays, and display packaging on these outer sizes, then add your own tolerances and buffer
They push a different playstyle, but one with a lot of potential, especially when you combine them with blink effects