towers:
cave monkey, heroes (pat fusty, geraldo , and quincy specifically)
Upgrades:
Add blooncineration path for the mortar, elite sniper path for the sniper, druid of the jungle path for the druid, and sky shredder path for the monkey ace.
modes:
double cash (pls i`m begging for this), reverse mode
maps:
i`m not sure if you already added these maps but i`m listing them anyway.
cornfeild, hedge, pats pond, flodded valley.
powers:
glue trap, camo trap, portable lake, and pontoon.
you can take your time adding these things as it takes a long time to make stuff in scratch/turbowarp. i know that because i actually make games in scratch as well!