By, BIG SPELLS, I mean: Imagine these as the time the War Doctor uses the Moment, a hoard of Gangers, and the Doctor entering the Matrix respectively
If the creature you control is a legal target but the other target isn't, your creature will still deal damage to itself
Just when they think you're all done doing who-knows-how-much damage with all of your however-much mana, here comes 4 more
Consider how a site handles deposits, withdrawals, and identity verification, because those processes reveal whether the operator values your time and respects regulatory expectations
This probably results in some blowouts when you reanimate it in combat after your opponents forget this beholder was chilling in your graveyard
So why isn't Lorehold, the Historian a great commander that just happens to be a dragon