When a Cyberse Link Monster is Link Summoned to your field, while this card is in the GY, except the turn this card was sent to the GY: You can Special Summon this card to your zone that monster points to, but it cannot be used as Link Material, also banish it when it leaves the field
Umbreon was the focus of several popular Pokmon cards, including the infamous "Moonbreon" card released during the Sword & Shield cycle of cards
This has benefits as a curve-topper in an aggressive Coven deck, but thats not a high priority pick and this is eminently replaceable by cards like Tireless Hauler
They were originally belonged to Zarc, who considered them the strongest dragons of their respective summoning type, and used them in violent manners in his duels following the audience's demands
What types of identity checks occur, and how often