Manahive

Equivalent cards to “Zephyr Singer” (Flying, vigilance, convoke, +1/+1 counters in blue):

• “Merfolk Skydiver”: Blue/green, flying, enters with +1/+1 counter, proliferate ability.
• “Aethersquall Ancient”: Blue, flying, +1/+1 energy counter synergies.
• “Venerated Loxodon”: White, uses convoke to put +1/+1 counters (not flying).

Note: Exact equivalents with both convoke and flying are rare in blue, but above are close in power or function.