Once it can no longer reliably block or you have the mana to flip it, you can activate Concealing Curtains, turning it into Revealing Eye

Accursed Witch Baba Lysaga, Night Witch Barrow Witches Bewitching Leechcraft Bitterheart Witch Bog Witch Bogbrew Witch Cackling Witch Caligo Skin-Witch Candlegrove Witch Celestine Cave Witch (playtest) Chittering Witch Conceited Witch Conceited Witch Cuombajj Witches Cursebound Witch Demon-Possessed Witch Deny the Witch Diminisher Witch Divining Witch Dreamspoiler Witches Exava, Rakdos Blood Witch Eyetwitch Fierce Witchstalker Flip the Switch Hedgewitch's Mask Inkfathom Witch Kill Switch Knucklebone Witch Lyzolda, the Blood Witch Lyzolda, the Blood Witch Avatar Malakir Bloodwitch Malevolent Witchkite Mistmeadow Witch Odious Witch Plague Witch Rise of the Witch-king Scarlet Witch, Chaotic Avenger Scarlet Witch, Wanda Maximoff Season of the Witch Sedgemoor Witch Seedcradle Witch Spiteflame Witch Sweettooth Witch Switcheroo Tasha, the Witch Queen Tattermunge Witch Tempting Witch Territorial Witchstalker The Scarlet Witch The Vision and Scarlet Witch The Witch's Vanity Thorntooth Witch Thoughtpicker Witch Twisted Sewer-Witch Twitch Twitching Doll Veinwitch Coven Vengeful Bloodwitch Warteye Witch Wicker Witch Witch Enchanter Witch Engine Witch Hunt Witch Hunter Witch of the Moors Witch's Cauldron Witch's Clinic Witch's Cottage Witch's Familiar Witch's Mark Witch's Mist

Conversely, your opponents can barely use their planeswalkers or infect creatures at all
You should run this artifact creature when you have artifact synergies, especially with cards like Indomitable Archangel and Urza, Prince of Kroog that benefit from becoming artifacts themselves
The card can power attacks for any type of Pokmon
Its Ability Sky Transport will allow you to switch your Active Pokmon with one of your Benched Pokmon