If, for some reason, a Legendary creature is partnered up with a non-Legendary creature, only the Legendary can serve as your Commander
The goal is to never have to normal summon a card aside from Trance Archfiend, but I will occasionally drop Snoww onto the field to arrange a utility XYZ summon, even sometimes the draw-2-discard-1 effect of Number 60
I go, double evolve, attach to my benched Beartic, and hit him for 60
Sin, Spira's Punishment Squall, SeeD Mercenary These Through the Ages cards are also worth splashing: Winota, Joiner of Forces Bruse Tarl, Boorish Herder Kenrith, the Returned King Kraum, Ludevic's Opus Muldrotha, the Gravetide Mythics As with rares, the mythics youll want to splash are basically just bombs
Amazoness Chain Master X EARTH Level 4 [ WarriorEffect ] ATK 1500 DEF 1300 When this card is destroyed by battle and sent to the GY: You can pay 1500 LP
Likewise, some cards are only useful weapons, but only against very specific Deck-types