Its a Simic Guildgate that eventually becomes a card advantage machine literally
If you don't have a legendary creature out or need to refill your hand, you can dig through the top four cards of your deck to take as many legendary cards as you like, and create Treasure tokens for each card you don't take
he also provides 2 of the 3 materials needed for our Xyz summons, but he doesn't lock you into only using "Key" Xyz monsters
or put a +1/+1 counter on all of your stuff
I also love the Pokmon anime, which I started watching with the Pokmon: JirachiWish Maker movie
"Dark Magician" or "Dark Magician Girl" + 1 Spellcaster monster Once per turn, if a Spell/Trap Card or effect is activated (except during the Damage Step): You can draw 1 card, then if it was a Spell/Trap, you can Set it, and if it was a Trap or a Quick-Play Spell, you can activate it this turn