Gustav, Mystic Scholar

When Gustav enters the battlefield, you may gain 1 life for each creature you control.
Mystic Insight: {1}{w}, {t}, Tap Gustav: Look at the top two cards of your library, then put them back in any order.
Whenever you cast an instant or sorcery spell, if you gained life this turn, you may draw a card.
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The weight of wisdom is a burden few can bear; Gustav carries it with ease.