You could also go for larger Equipment that grant vigilance, such as Batterskull, Sword of Vengeance, and Mace of the Valiant
Adding detail and realism in a Pokemon Card coloring can be done by incorporating shading and gradients
Thankfully, unlike many other TCGs and CCGs, Magics serialized cards are almost always incredibly expensive, regardless of the power level of the card itself
And, if you pair him with Bodyguard characters or cards that give him Ward, he can stay on the field for a while to come
Legendary Artifact Ramp (CTRL to add secondary) Recursion Geth, Lord of the Vault Intimidate (This creature can't be blocked except by artifact creatures and/or creatures that share a color with it.) : Put target artifact or creature card with mana value X from an opponent's graveyard onto the battlefield under your control tapped