DnD size chart There are six DnD sizes in fifth edition: tiny, small, medium, large, huge, and gargantuan. Size Space (in feet) Space (in map squares) Example creatures Tiny 2.5 x 2.5 1/4 Faerie Dragon, Imp Small 5 x 5 1 Gnome, Goblin, Halfling Medium 5 x 5 1 Human, Elf, Min...
Yep, ima say 5e as well. My group uses 27 point buy but I've played with groups that roll and use a standard stat array and it all works pretty alright. It's an easy ruleset but still has crazy multiclassing stuff if that is your jam and with PHB+Volo's Guide to Monsters+Xanath...