I'm suddenly reminded of the old Arabian Knights cartoon were the sorcerer would say "size of an" animal and clap his hands for creatures to change size. I just envisaged the MC "quick while she's in the bathroom, lets really impress her ... size of an elephant" sprite hand clap special effect sprite now has elephant equipment. It's actually worryingly easy to see that as a mechanic learning different animal details, crafting the spell, having to get the right spell for the right girl ...