Overview:

This Rin and Seri, Inseparable deck focuses on tribal synergy, generating Cat/Dog tokens through its commander and support cards, then scaling them with anthem effects and token multipliers. The primary win conditions are wide combat swings with Craterhoof Behemoth/Jetmir, Nexus of Revels or incremental damage via Purphoros, God of the Forge/Impact Tremors. Secondary value comes from Rin and Seri's activated ability for targeted damage/life gain.

Primer:

Core Strategy:

1. Token Generation: Cast Cat/Dog spells to build an army via Rin and Seri's triggers, enhanced by Anointed Procession and Mondrak, Glory Dominus.
2. Synergy Amplification: Maskwood Nexus/Roaming Throne ensure all creatures trigger both Cat and Dog effects. Aura Shards provides artifact/enchantment control.
3. Finishers: Overwhelm opponents with Craterhoof Behemoth or Jetmir, Nexus of Revels buffs. Alternate damage through Purphoros, God of the Forge and Impact Tremors.

Mulligan Priorities:

• Keep hands with 3 lands and at least 1 token generator (e.g., Pride Sovereign or Leonin Warleader).
• Prioritize early ramp (Birds of Paradise, Sol Ring) to deploy Rin and Seri by turn 3-4.
• Avoid hands without creature synergy or board protection.

Key Tips:

• Use Skullclamp to convert 1/1 tokens into card advantage.
• Teferi's Protection and Flawless Maneuver protect against board wipes during critical turns.
• Cavern of Souls ensures uncounterable tribal plays.

Weaknesses:

Critical

• Board Wipe Vulnerability: Relies on wide boards; lacks mass recursion after Farewell-type effects.
• Slow Recovery: Limited instant-speed token generation to rebuild after wipes.

Moderate

• Artifact/Enchantment Reliance: Aura Shards/Cryptolith Rite are key engines with few backups.
• Commander Dependency: 3+ removals on Rin and Seri cripples token generation.

Minor

• Graveyard Weakness: Minimal recursion for key creatures.
• Mana Sink Limitations: Rin and Seri's activated ability becomes inefficient against life-gain strategies.

Most Important Cards:

• Anointed Procession
• Purphoros, God of the Forge
• Craterhoof Behemoth
• Jetmir, Nexus of Revels
• Cathars' Crusade
• Impact Tremors
• Maskwood Nexus
• Mondrak, Glory Dominus
• Aura Shards
• Roaming Throne

Attribute Ratings:

Speed: 5/10

• Can threaten lethal via Purphoros/combat around T8-10 without disruption.

Resilience: 6/10

• Moderate protection (3 free commander-protection spells) but struggles against repeated board resets.

Consistency: 7/10

• 8 tutors (e.g., Worldly Tutor, Eladamri's Call) and strong card draw engines (Sylvan Library, Keeper of Fables).

Interaction: 5/10

• Limited instant-speed removal (4 targeted, 2 board wipes), but Deflecting Swat/Aura Shards provide key protection.

Rating Justification:

This deck operates at an optimized casual level with strong tribal synergies and multiple paths to victory, but lacks the speed and redundancy of high-power combo decks. Its reliance on board presence and incremental value places it between focused casual and optimized casual tiers.

Power level: 5.0 - 5.5