Look at Me, I'm R&D {2}{W}

Enchantment

As Look at Me, I’m R&D enters the battlefield, choose a number and a second number one higher or one lower than the first number.

All instances of the first chosen number in the full text of each permanent, spell, and card in any zone are changed to the second chosen number.

Standard
Brawl
Modern
Pauper
Legacy
Penny
Vintage
Duel Cmdr.
Commander