Merida Formidable Archer has climbed this past month, with recent sales landing near $2,277, and the sets other Iconic has moved even harder
You also need to make sure you hit your land drops, either with draw effects (Qiqirn Merchant and Adventurers Airship provide usable bodies as well as draw smoothing) or cards that directly give you lands or mana (World Map, landcyclers, Blitzball)
As long as Adeline is on the battlefield (and still a creature), that ability will count Adeline itself
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Low-cost cards that can be inked are a good choice for this, to ensure you have a turn-one play
Each one is a ready-to-play 100-card deck themed around a specific game