Better still, it also gives all instant and sorcery spells in your hand Affinity for creatures, too, making it a highly playable card in Standard, Limited, and Commander.
That said, +1/+1 each turn, at best, feels a bit slow
Pupitar #42Uncommon $0.17 Wormadam (3) #3Uncommon $0.27 Spoink #30Common $0.20 Fennekin (11) #11Common $0.18 Omastar BREAK #19Rare BREAK $3.38 Glaceon EX #20Ultra Rare $15.44 Burmy #2Common $0.17 Deerling #8Common $0.43 Mothim #4Rare $0.37 Mandibuzz #58Rare $0.30 Shuckle #72Common $1.46 Shuckle #51Common $7.39 Shuckle #96Common $29.43 Shuckle #47Uncommon $8.89 Shuckle #109Common $1.73 Shuckle #11Holo Rare $29.78 Shuckle #3Uncommon $7.60 Shuckle #16Uncommon $0.37 Shuckle #5Uncommon $0.24 Shuckle #85Uncommon $0.09
Thats why these two cards are on the deck
Gamble Gamble is a cheap red tutor that puts you down a card and might just discard the very card you tutored for
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