Frost Lynx [Core Set 2020] DP31 Tocasia's Onulets contained magical essences

Tocasia's Onulets contained magical essences that could be cannibalized after they stopped functioning

and they are rare and curious

return target noncreature

Set: Dominaria United Promos Type: Creature — Kor Soldier Rarity: Rare Cost: {1}{W} Other Soldiers you control get +1/+1

It keeps intruders out and experiments in

Frost Lynx [Core Set 2020] DP31 Tocasia's Onulets contained magical essencesSet: Core Set 2020 Type: Creature Elemental Cat Rarity: Common Cost: {2}{U} When Frost Lynx enters the battlefield, tap target creature an opponent controls. That creature doesn't untap during its controller's next untap step. It readily attacks much larger prey, knowing retaliation is impossible.