yugioh timaeus dragon card TTP1-JP002 the United Magidragon (UR) or 1 Spell/Trap that mentions Dark Magician Yugioh Anime Card Set- Legendary

When you declare an attack, you enter Attack Declaration, this precedes the Damage Step, and if the monsters on your opponent's side of the field change, for example by the effect of Call of the Haunted or by attacking a Number 39: Utopia with no XYZ materials, a replay occurs, allowing that monster to change its attack target, but if you choose not to attack anymore with that monster, you cannot attack with that monster again in that Battle Phase, nor can you change it to DEF position in Main Phase 2

Then, through proliferate, these counters grow and grow until the Creatures theyre attached to inevitably die

2 Black Market Connections Give A Little, Get A Lot Black Market Connections is just an incredible Commander card, let alone one that spits out changelings for your typal deck

Accumulate Wisdom This card requires lessons to be good, but when youre chaining lesson into lesson, it becomes a 2-mana draw-3