Ill hopefully get to it later this year
Heres a deep dive into what is available and where for Prerelease
Badgermole Cub doesnt double up your mana rocks, unfortunately, but it does do so with Earthbent lands, which even Kinnan cant do
Another example is The Sword in the Stone
If any creatures with banding a player controls are blocking or being blocked by a creature, that player divides that creature's combat damage, not its controller, among any of the creatures it's being blocked by or is blocking.) Hill Giant Rarity: Common TYPE: Creature SUBTYPE: Giant CMC: 4 Mana cost: USD: $0.79 EUR: 0.69 TIX: 0.00 EDHREC RANK: 28512 (3/3) Holy Armor Rarity: Common TYPE: Enchantment SUBTYPE: Aura CMC: 1 Mana cost: USD: $0.80 EUR: 1.48 TIX: 0.00 EDHREC RANK: 26188 Enchant creature Enchanted creature gets +0/+2
Its also a card that has only been printed in Portal Three Kingdoms, a set that came out in 1999, which means its not had a printing this millennium
