Astrologian's PlanisphereHow it works & interactions with other cards

What it Does

Astrologian's Planisphere is an Equipment that features the Job select ability. Upon entering the battlefield, it creates a 1/1 colorless Hero creature token and automatically attaches itself to that token. While equipped, the creature gains the Wizard subtype and a triggered ability that rewards you with +1/+1 counters for casting noncreature spells or drawing your third card in a single turn.

How it Resolves Step by Step

When you cast Astrologian's Planisphere and it resolves, the Job select triggered ability is put on the stack. First, you create a 1/1 colorless Hero token. Second, the Planisphere is attached to that specific token. Once attached, the Hero becomes a Wizard and begins tracking your spell casts and card draws. If you draw your third card while it is equipped, the ability triggers and places a +1/+1 counter on the creature.

Common Mistakes

A frequent misunderstanding involves the timing of the card draw trigger. You do not need to have the Planisphere equipped for the first or second card draw of the turn. As long as it is attached to the creature when the third card is drawn, the ability triggers. Additionally, remember that the Hero token enters as a 1/1 before the Equipment attaches; effects that check the power of creatures entering the battlefield will see it as a 1/1, not its modified stats.

When to Play It

This artifact excels in spell-heavy decks that prioritize artifacts, enchantments, or instants. It is particularly effective in 'Draw-Go' strategies or decks utilizing many mana rocks, as every noncreature permanent you play further empowers your Wizard. The Diana keyword also allows you to re-equip it for two mana if your initial Hero token is removed.

Interaction examples

Starting the Hero's Journey

Astrologian's PlanisphereHero

You pay {1}{U} to cast Astrologian's Planisphere. When it enters, its Job select ability triggers. You create a 1/1 colorless Hero token, and the Planisphere immediately attaches to it. The Hero is now a 1/1 Wizard. If you then cast a noncreature spell, the Planisphere's granted ability triggers, putting a +1/+1 counter on the Hero, making it a 2/2.

Powering Up with Artifacts

Astrologian's PlanisphereSol RingArcane Signet

With Astrologian's Planisphere already attached to a creature, you cast Sol Ring. Since Sol Ring is a noncreature spell, the equipped creature gets a +1/+1 counter. You then use the mana from Sol Ring to cast Arcane Signet. Because Arcane Signet is also a noncreature spell, the creature receives a second +1/+1 counter, growing larger with every artifact you deploy.