While I appreciate them thematically as I think they fit relatively well with the decks general vibe, I dont think they make much sense from a technical standpoint
Trainer Set #219 Art by Toshinao Aoki View card details Rank #8 Kieran Special illustration rare #218 $26.44 TCGplayer Ranked #8 in the set, trading at roughly 8% of the top card's price
On top of that, Giada can tap to help pay for Angels you cast
low CMC mana ramp spells like Natures Lore and/or mana rocks like Arcane Signet and Sol Ring will take care of the latter
English presale market values on PriceCharting put the Mega Darkrai ex Special Illustration Rare around $505 , the gold Mega Darkrai ex Hyper Rare around $300 , the Morpeko ex SIR around $165 , the Mega Zeraora ex SIR around $110 , the Mega Chandelure ex SIR around $101 , and the Gwynn SIR around $70
Despite the restock, I have slowed down on collecting this set, picking up the odd card here and there from hobby shops in the local area