With Partner, you could add Kamahl, Heart of Krosa as a finisher for an overrun effect
While the base creatures aren't anything special, Archon of Sun's Grace, Sigil of the Empty Throne, and Bello, Bard of the Brambles, all help to generate more attackers for you to swing out to your opponents
Generally, having more life is better than having less life, but you do not lose the game until your life total reaches 0 or less
Your options are: Champions Helm Lightning Greaves Sword of Body and Mind Sword of Feast and Famine Sword of Fire and Ice Sword of Light and Shadow Sword of War and Peace The Mirran swords are clearly the best here, though the other two have their uses since they both grant a flat protection with hexproof and shroud
Additionally, when another Zombie Monster is destroyed while Red-Eyes is on the field, you can Special Summon a Zombie from either Graveyard
It is pretty rare to find sealed as it was only sold at KB toys for 6-9 months