Design Philosophy V

Sideboard - 10 Cards

Adaptation Through Limitation


Tiny Leaders Reborn decks include a 10-card sideboard, giving players a compact but meaningful set of tools to adapt between games. The sideboard is not designed to completely erase bad matchups or answer every possible threat. Instead, it reinforces intentionality by asking players to decide what their deck is prepared to fight, and where it is willing to remain vulnerable.

Focused Purpose

A sideboard exists to serve specific, focused purposes. With only ten slots available, prioritization becomes unavoidable.

  • Strengthening Matchups: Bolstering your strategy against specific archetypes.
  • Structural Support: Supplementing areas where the main deck is naturally weak.
  • Targeted Interaction: Providing specific answers against known strategies.

That limitation is healthy for the format, preserving archetype diversity and preventing decks from converging into universally prepared toolkits.

Optimization & Metagame

The presence of a sideboard also introduces a layer of optimization familiar to competitive Magic. It rewards metagame awareness, forward planning, and the ability to make real trade-offs over the course of a match.

While TLR is not exclusively a competitive environment, the sideboard creates space for players who enjoy refining and adapting their decks without making that mindset mandatory.

The Tension of Choice

Every slot carries weight. Players must weigh flexible, broadly useful cards against narrow but powerful answers that may only matter in specific pairings. Those choices add depth not only to deckbuilding, but to the act of sideboarding itself.

Historical Context

Historically, the 10-card sideboard traces back to early EDH, where sideboards existed as optional extensions of a deck rather than dedicated wish targets. They were never intended to replace core construction decisions, only to provide limited adaptability.

Tiny Leaders Reborn carries that philosophy forward with enough room to respond, but never enough to escape the consequences of your main deck choices and shortcomings. By curating a 10-card sideboard, TLR reinforces its balance between flexibility and commitment.

Preparation matters. Adaptation is rewarded. And intentional weaknesses remain part of the strategic landscape.


The sideboard is never an afterthought.
It is a statement about how you engage with the game.