Thats not even mentioning its overwhelming power when used in tandem with zombies and other black recursion
If this card is sent to the GY: You can add 1 "Tri-Brigade" Spell/Trap from your Deck to your hand, then, place 1 card from your hand on the bottom of the Deck, also you cannot Special Summon for the rest of this turn, except "Tri-Brigade" monsters
While Astrograph Sorcerer is in the Pendulum zone, it can destroy itself to search the deck for Stargazer Magician and either place it in the Pendulum Zone or special summon it
There's lots of options here - chain-casting Eldrazi is obviously great, but so is something basic like spamming Inspiring Overseer
Meanwhile if you look at the price chart for Reki, the History of Kamigawa, it has seen at least four buyouts over the past few years shooting up to $10 or $15 before falling back down to $5 or $6
N's Zekrom #155Rare $0.27 N's Zekrom - 031 #31Promo $9.09 Kyogre #3Holo Rare $0.27 Professor's Research (Full Art) #24Ultra Rare $1.26 Pikachu #5Holo Rare $5.65 League Battle Decks [Pikachu & Zekrom GX] $217.45 N's Zekrom - 129/193 #129Common $0.18 N's Zekrom - 210/193 #210Art Rare $5.65 N's Zekrom (Poke Ball) #155Rare $0.32 Pikachu & Zekrom GX #SM168Promo $219.80 Mew #11Holo Rare $3.30 Surfing Pikachu VMAX #9Ultra Rare $7.67 Flying Pikachu V #6Ultra Rare $3.97 Solgaleo #21Holo Rare $0.30 Lunala #15Holo Rare $0.37 Dialga #20Holo Rare $0.24 Mew (Secret) #25Secret Rare $68.18
