mtg cards no maximum hand size Ask a Magic Judge — Okay so say I have a reliquary tower in play and Spellbook (10E) #343 | Dragon

It's a little better than that, in fact, because you get to pick which of the two cards you want to Cascade into

Top 10 Cheap "Dragons" Changeling OutcastChangeling Outcast Metallic MimicMetallic Mimic Masked VandalMasked Vandal Universal AutomatonUniversal Automaton Korlessa, Scale SingerKorlessa, Scale Singer Shivan DevastatorShivan Devastator Scaled NurturerScaled Nurturer Mothdust ChangelingMothdust Changeling Reckless BarbarianReckless Barbarian Unsettled MarinerUnsettled Mariner And to be fair, they're right

Hofri's ability not only allows you to be more reckless and aggressive with your Spirits, but it also allows you to potentially double up on powerful "enter the battlefield" triggers of Spirits as well

How this happens varies wildly