Wizard of Eastwood is one of my favourite Summoners, unfortunately i don't have the cards to play him very often (i was almost undefeated when i rent green deck) and i stoped renting, but in certain rulesets like the one below he can ruin the opponent even with my poor cards!!!
https://m.splinterlands.io/#/battle/game/process/sl_8e42578ca6f5795c20bec66ccf1e215b