Enduring Tenacity | Enchantment Creature | Snake Glimmer | Whenever you gain life, target opponent loses that much life.
When Enduring Tenacity dies, if it was a creature, return it to the battlefield under its owner's control. It's an enchantment. (It's not a creature.) | Isis
2.5 LSV
Leyline of the Void | Enchantment | | If Leyline of the Void is in your opening hand, you may begin the game with it on the battlefield.
If a card would be put into an opponent's graveyard from anywhere, exile it instead. | Sergey Glushakov
LSV
Leyline of Mutation | Enchantment | | If Leyline of Mutation is in your opening hand, you may begin the game with it on the battlefield.
You may pay {W}{U}{B}{R}{G} rather than pay the mana cost for spells that you cast. | Sergey Glushakov
LSV
The Swarmweaver | Legendary Artifact Creature | Scarecrow | When The Swarmweaver enters, create two 1/1 black and green Insect creature tokens with flying.
Delirium — As long as there are four or more card types among cards in your graveyard, Insects and Spiders you control get +1/+1 and have deathtouch. | Helge C. Balzer
5 LSV
Winter, Misanthropic Guide | Legendary Creature | Human Warlock | Ward {2}
At the beginning of your upkeep, each player draws two cards.
Delirium — As long as there are four or more card types among cards in your graveyard, each opponent's maximum hand size is equal to seven minus the number of those card types. | Jodie Muir
2 LSV