Splinter, the Mentor (Borderless) [Teenage Mutant Ninja Turtles Commander] Miscellaneous then you can add 1

then you can add 1 "Cyber" Spell/Trap from your GY to your hand

Chart a course through Sothera and explore distant planets

use up to 1 Battle Card from your Drop in a combo

Each booster pack contains 7 cards:

The balance and harmony of the four nations is in your hands

Splinter, the Mentor (Borderless) [Teenage Mutant Ninja Turtles Commander] Miscellaneous then you can add 1Set: Teenage Mutant Ninja Turtles Commander Type: Legendary Creature Mutant Ninja Rat Rarity: Mythic Cost: {1}{B} Menace Whenever Splinter or another nontoken creature you control leaves the battlefield, create a Mutagen token. PartnerCharacter select (You can have two commanders if both have this ability.) We choose what holds us back.