Given full creative freedom, Amano wanted to make "real" and "alive" characters, though with consideration for their representation in-game as small computer sprites
So I don't think this Giant is going to see any serious play
Im mostly happy to play this with Rydia or graveyard synergies (i.e., Esper Origins / Summon: Esper Maduin), though its acceptable filler anywhere
Its a very neat way to mechanically marry a Final Fantasy players understanding of the series base magic system to a Magic players understanding of its own colors archetypes and escalatory effects
If Bruse Tarl and Vial Smasher are your commanders, your deck may contain cards with red, white, and/or black in their color identity, but not cards with green or blue
At the beginning of your end step, exile a card at random from each opponent's graveyard