Those decks will often have a few copies of [c]Lotus Petal[/c] available in case you dont have enough mana to play Thassas Oracle from your hand
Specifically this is commentary about why every single card in Magic Origins is terrible
However, I would be remiss if I didn't acknowledge that post-SE archetypes simply have too many different modes of interaction in hand and GY such that an impoverished, face-up, and straightforward on-field deck like Mekk-Crusadia really struggles to keep up
Be selective and use pricing tools like TCGplayer or eBay sold listings to determine current market value before deciding
According to PTCGradio on YouTube, the Japanese edition of Iono's Special Illustration Rare card, number 269/193, has been valued at the equivalent of over $1,100 USD
Even though Feather doesn't run that many creatures, Stirring Hopesinger is still a must-have addition to this deck